China Changzhou Xindong Chemical Industry Development Co., Ltd. Company News

We are pleased to announce the successful completion of a new packing trial for our South Korean client. For the first time, a full container load of 12 IBC tanks containing Benzyl Chloride (UN 1738) has been expertly secured and prepared for export. This efficient solution enhances loading safety. We are committed to delivering quality and reliability in every shipment.

We are pleased to announce the successful completion and dispatch of the Parachlorobenzyl Chloride order for our valued client in Japan. The cargo has been expertly packed and secured in accordance with all relevant safety and international shipping standards. This reliable and timely delivery underscores our commitment to providing exceptional service and high-quality products to our partners in Japan. We look forward to future collaborations.

In today’s competitive market, overseas buyers prioritize product consistency, certification, and transparent quality assurance. Our company specializes in benzyl chloride, chlorotoluene, chlorobenzaldehyde, chlorobenzoic acid, and dichloro derivatives, offering globally certified reliability. All products are manufactured under ISO 9001, REACH, and RoHS frameworks, supported by full COA, SDS, and batch traceability. Each shipment is packaged in UN-certified steel drums or IBC tanks with corrosion protection and tamper-proof seals. Our global clients in Europe, North America, and the Middle East rely on our consistent delivery performance and responsive after-sales technical support. With digital process monitoring and strict analytical testing (GC/HPLC), we maintain purity above 99.8 % across all product lines. By combining technical expertise, quality assurance, and logistic reliability, we have established long-term partnerships exceeding 10 years with leading distributors and end-users, reinforcing the trust in Chinese-made high-purity chlorinated intermediates.

Continuous chlorination is transforming the way 2,4-dichlorobenzyl chloride is produced for pharmaceutical, preservative, and agrochemical intermediates. Traditional batch processes suffer from high energy consumption and inconsistent reaction results. Our continuous-flow chlorination system automates raw material feeding, temperature control, and gas absorption. This innovation reduces energy use by 20 %, increases capacity by 30 %, and delivers > 99.7 % purity with chlorine utilization above 97 %. The reactors, lined with corrosion-resistant alloys, can run > 240 hours continuously without cleaning. Real-time monitoring via PLC ensures stable operation and consistent product quality. The resulting compound offers excellent performance in nucleophilic substitution and esterification reactions used in antiseptic and flavor manufacturing. Complying with ISO 9001 and REACH, our process helps customers achieve higher output with lower cost per ton, representing a sustainable solution for modern chlorinated benzyl compound production.

Xindong Electric Repair Factory, guided by the "Electric Repair Silversmith · Sharp Blade Plan", strengthens power safety during extreme heat, embodying the integrated approach to safety, production and technology. Tightening temporary electricity/special operations control A dedicated inspection team conducts thorough checks on over 70 temporary electrical boxes, verifying load-switch compatibility and ensuring proper daily shutdowns. This meticulous oversight eliminates hazards. Stepping up high-temperature patrols Inspection frequency doubles during peak heat. Using thermal imaging tools, key personnel monitor critical components like distribution box terminals and busbars. A 10-minute repair standard ensures rapid issue resolution. Enhancing heat safety training Through regular meetings, teams learn heat protection protocols. Strict PPE enforcement, rotation scheduling and first-aid training—paired with performance management—achieve zero violations and heat-related incidents. Refining emergency readiness Detailed response plans are in place, with managers overseeing functional supplies. Clear procedures for overheating scenarios and regular drills strengthen equipment safety safeguards.  

Xindong Company Completes 2025 Annual Overhaul: 150 Tasks Drive Efficiency Upgrades   From June 11-15, Xindong Company concluded its annual overhaul, integrating the annual plan with "Open Tender for Key Projects" across chlor-alkali, organic chemicals, and utility systems. 150 maintenance tasks enhanced equipment performance, safety, and production efficiency, laying groundwork for annual targets. ① Precise Control: Full-process Safety Management 3-month advanced planning with "one device, one strategy" for shutdown-maintenance-startup phases 110KV substation alternating outages completed 13 power equipment upgrades, ensuring segmented utility supply 735 special operations achieved "zero violations, zero accidents" ② Technical Breakthroughs: Targeted Bottleneck Solutions Chlor-Alkali Plant: Replaced alkali system valves, rectified chlorine safety hazards Organic Plant: Renewed 69m³ distillation tower packing, 1,000m pipelines, and 8 units Electrical Maintenance: Upgraded frozen denitrification DCS control, replaced steam distribution cylinder New Materials Plant: Retrofit distillation tower steam systems and mutual standby environmental facilities ③ Collaborative Efforts: 400 Staff in Round-the-Clock Operations Chlor-Alkali's ion membrane workshop ensured 24-hour nitrogen supply to prevent air ingress Organic Plant finished 18m³ low-iron packing replacement 11 hours ahead of schedule Safety team rectified 23 on-site issues; logistics guaranteed "zero material delays"   Post-overhaul Production Plan The chlorotoluene series production lines will resume operations promptly, with strict quality control measures in place to ensure consistent supply and service for clients. Xindong remains committed to delivering reliable products and meeting market demands with optimized productivity.   This overhaul exemplifies Xindong's tech-driven development. The company will advance "automation for labor reduction" and "digital transformation" to fuel annual profit goals.

As fine chemical manufacturing embraces Industry 4.0, the production of chlorobenzaldehyde is transitioning from manual control to AI-assisted intelligent synthesis. Traditional chlorination suffers from temperature fluctuations and side reactions, reducing yield and process safety. Our AI-driven control platform continuously adjusts reaction temperature, pressure, and chlorine flow in real time, improving yield by 5 % and cutting energy use by 12 %. The integrated GC module provides live data on product composition, ensuring purity of 99.8 % and color index ≤ 10 APHA. Operating in a fully enclosed reactor system, this technology enhances operator safety and ensures reproducibility across multiple production lines. The system automatically records operational data for audit and compliance purposes. With applications in pharmaceutical, agrochemical, and pigment manufacturing, our chlorobenzaldehyde has been recognized for consistent quality and efficient production control, setting a new benchmark in intelligent chlorination technology.

With rising environmental regulations, the manufacture of p-chlorobenzoic acid must balance high yield with low emissions. Traditional oxidation methods release significant VOCs and HCl, increasing compliance costs for chemical producers. Our proprietary integrated catalytic oxidation and tail-gas absorption system converts over 99 % of HCl while reducing VOC emissions by 80 %. Reaction temperatures of 130–150 °C and optimized oxygen feed maintain reaction selectivity above 95 %. Additionally, waste heat recovery and solvent recycling cut total energy use by 15 % (≈ 1.2 M kWh annually). This process fully complies with EU EHS and EPA Clean Air standards. The resulting p-chlorobenzoic acid features 99.8 % purity, excellent crystal uniformity, and a low moisture content of ≤ 0.05 %, suitable for pharmaceutical, polymer, and pigment intermediates. Customers benefit from improved process safety, easier permitting, and reduced carbon footprint, making our eco-engineered solution the preferred choice for sustainable chlorinated acid production.  

2,6-Dichlorobenzaldehyde is an essential raw material in pharmaceuticals, fragrances, and polymer monomers, where supply continuity and consistency are critical. Global logistics disruptions and feedstock fluctuations have made dependable partners more valuable than ever. We ensure supply reliability through multi-site manufacturing and regional storage hubs across Asia and Europe. Each production batch undergoes GC and HPLC analysis, confirming 99.7 % purity and ≤ 0.03 % water content. A smart inventory system maintains 30 days of buffer stock to guarantee uninterrupted delivery even during port delays. The compound’s stable aromatic structure provides high reactivity for acylation and condensation reactions while maintaining thermal stability during processing. Our automated quality tracking platform allows full batch traceability from raw material sourcing to shipment. Complying with ISO 9001 and REACH, our 2,6-dichlorobenzaldehyde has earned the trust of long-term clients in Germany, the UAE, and the United States, who rely on its performance for large-scale specialty chemical synthesis.

Global demand for benzyl chloride and dichlorotoluene continues to grow as the fine chemical industry shifts toward high-purity, low-impurity intermediates. These materials serve as essential building blocks for pharmaceuticals, dyes, and agrochemicals, where reaction efficiency and color consistency are critical. Our facility features a 30,000 MT annual capacity with a DCS (Distributed Control System) for full-process monitoring. This guarantees batch variation < 0.5 %, chlorine utilization > 98 %, and purity ≥ 99.8 %. Continuous temperature feedback loops maintain reaction control within ± 1 °C. To ensure global supply stability, we maintain bonded warehouses in China, India, and the Netherlands, allowing customers to minimize logistics risks. All products comply with ISO 9001, REACH, and GMP-compatible production standards. Used extensively in aromatic chlorination and oxidation reactions, our high-purity chlorinated toluenes help manufacturers reduce waste generation and improve process yield by 10–15 %. With consistent quality and prompt delivery, we’ve become a long-term partner for global fine chemical distributors.